â˜… Ceiling fans with lamp can be set to three high/medium/low wind speeds. Specially designed silent motor with noise <50 dB. Can set 1/2/4 hour appointment timing. â˜… The 40-watt LED energy-saving light source can save more than 80% of energy and has a service life of up to 30,000 hours. The fan light can be dimming by the remote control â˜… Fan chandelier ABS fan blades can be concealed. When the fan light is working, the fan blades can be opened to open up to 48" in diameter. When the fan light is turned off, the fan blades can be constricted and concealed â˜…Pure copper mute motor Silent Motor brings comfortable sleeping, safe and stable, long working life, consistent strong power supply, fully enclosed design.